Chu, De
Current rating: 1586
Record: 18-13-1
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 84 | Ochoa, Raul (1502) | Won 2-0 | +171576 |
| 2pioneer | 167 | Wysocki, Michael (1491) | Won 2-1 | +171593 |
| 3pioneer | 1 | Grant, Phillip (1393) | Draw 1-1 | -41589 |
| 4pioneer | 124 | Nelson, Timothy (1532) | Won 2-0 | +171606 |
| 5pioneer | 65 | Bonura, Robert (1465) | Lost 1-2 | -201586 |
| 6pioneer | 145 | Hubler, Tyler (1564) | Lost 1-2 | -191567 |
| 7pioneer | 216 | Way, Dustin (1603) | Won 2-0 | +191586 |
| top | average opponent: 1507record: 4-2-1 | new rating: 1586 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 166 | Pinon, Javier (1500) | Won 2-1 | +181557 |
| 2modern | 235 | Fogelstrom, Matthew (1646) | Lost 0-2 | -171540 |
| 3modern | 508 | Berkowitz, Bryan (1486) | Won 2-0 | +171557 |
| 4modern | 208 | Naff-Rhymer, Charlie (1452) | Lost 0-2 | -201537 |
| 5modern | 481 | Velez Jo, Gil (1601) | Won 2-0 | +191556 |
| 6modern | 416 | Campanino, Fabrizio (1759) | Won 2-0 | +221578 |
| 7modern | 298 | McNaughton, Pierce (1539) | Lost 0-2 | -191559 |
| top | average opponent: 1569record: 4-3 | new rating: 1559 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 353 | Anadio, Joseph (1500) | Won 2-1 | +171543 |
| 2standard | 293 | DiRoma, Andrew (1500) | Lost 1-2 | -191524 |
| 3standard | 515 | Tyler, Gregory (1500) | Won 2-1 | +181542 |
| 4standard | 509 | Zou, James (1548) | Lost 0-2 | -181524 |
| 5standard | 599 | Lang, Ben (1498) | Lost 1-2 | -181506 |
| 6standard | 570 | Lucero, Crisrael (1484) | Won 2-0 | +171523 |
| 7standard | 418 | Johnson, Matthew (1448) | Won 2-1 | +171540 |
| 8standard | 320 | Hubner, Tristan (1530) | Lost 0-2 | -181522 |
| 9standard | 275 | Garibay, Eric (1508) | Won 2-0 | +171539 |
| top | average opponent: 1502record: 5-4 | new rating: 1539 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 436 | Jennings, Todd (1500) | Won 2-1 | +181518 |
| 2sealed | 447 | Suchy, Slawomir (1518) | Won 2-1 | +181536 |
| 3sealed | 468 | Moody, Robert (1486) | Won 2-1 | +171553 |
| 4sealed | 463 | Massicard, Yann (1777) | Won 2-1 | +221575 |
| 5sealed | 413 | Wilson, Jacob (1736) | Lost 0-2 | -151560 |
| 6sealed | 433 | Long, Noah (1708) | Lost 0-2 | -151545 |
| 7sealed | 497 | Moline, David (1535) | Won 2-1 | +181563 |
| 8sealed | 434 | Havas, Chad (1563) | Lost 1-2 | -181545 |
| 9sealed | 471 | Magana, Jesus (1492) | Lost 0-2 | -191526 |
| top | average opponent: 1591record: 5-4 | new rating: 1526 | ||